Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Zhong-Yuan Xu"'
Autor:
Chang-Qiu Zhao, Zhong-Yuan Xu
Publikováno v:
Acta Crystallographica Section E, Vol 67, Iss 10, Pp o2802-o2802 (2011)
The molecule of the title compound, C32H48O4P2S2, has 2 symmetry, the mid-point of the S—S bond being located on a twofold rotation axis. The two tetrahedral P units are linked by a S—S bond with a P—S—S—P torsion angle is 131.19 (6)°. The
Externí odkaz:
https://doaj.org/article/1d7ea29b874c4684add451bd7bef55d6
Autor:
Qiang Shi, Zhong-Yuan Xu, M Santosh, Ding Ding, Zhong-Hai Zhao, Chen Li, Xin Gao, Wenjie Ma, Yan Xu, Hui-Xuan Li, Chengran Yue
Publikováno v:
International Geology Review. 65:943-968
Autor:
Qiang Shi, Zhong-Yuan Xu, Guo-Chun Zhao, Ding Ding, Guang-Wei Liu, Zhong-Hai Zhao, Jing-Yu Yu, Chen Li, Li-Qiang Bai, Yao Wang, Bing Guo, Kai Zhang, Chun-Feng Liu
Publikováno v:
International Geology Review. 64:2837-2865
Autor:
Song Zhang, Jia Jiang, Zhong-Yuan Xu, Jin-Ming Yang, Lina Zhu, Genqiang Chen, Yuee Tian, Zhiping Che, Lin Xiaomin, Shengming Liu, Xiao-Xiao Han, Di Sun, Nan-Nan Feng
Publikováno v:
Journal of Asian Natural Products Research. 23:138-149
Three series of sulfonate derivatives of paeonol were synthesized and screened in vitro for their anti-oomycete activity against P. capsici, respectively. Among all the compounds, 4m displayed the ...
Publikováno v:
Organic & Biomolecular Chemistry. 14:1702-1706
The variable mechanism for substitution of P-stereogenic phosphoryl chloride with alkynyl metallic reagents, which depends on temperature, stoichiometry of starting materials, and the structure of the nucleophilic reagent, is assumed as either SN2-li
Autor:
Xi WANG1 wangxyq12@126.com, Zhong-yuan XU1 xuzy@jlu.edu.cn, Zheng-hong LIU1, Hou-tian XIN2, Xin-hui BAI1, Wan-qiong WANG3, Yi SHI4
Publikováno v:
Journal of Earth Sciences & Environment. Mar2015, Vol. 37 Issue 2, p1-10. 10p.
Autor:
Yong-Ming Sun, Li-Biao Han, Wei-Min Wang, Fan-Jie Meng, Zhong-Yuan Xu, Li-Juan Liu, Chang-Qiu Zhao, Lan Yao, Hao Xu, Qiang Li
Publikováno v:
The Journal of organic chemistry. 82(23)
Nucleophilic substitutions at P centers are of high importance in biological processes and asymmetric synthesis. However, detailed studies on this topic are rare. P-Stereogenic compounds containing P–Cl, P–O, and P–S bonds were diastereoselecti
Publikováno v:
Journal of Heterocyclic Chemistry. 53:1155-1158
The novel allenylphosphinates containing up to three axial and phosphorus asymmetric centers were prepared in excellent yields via the reactions of 6-chloro-6H-dibenzo[c,e][1,2]oxaphosphinine to propargyl alcohols. During the process, the configurati
Autor:
Fan-Jie Meng, Chang-Qiu Zhao, Shu-Wen Gong, Li-Biao Han, Bao-Ci Fu, Yong-Ming Sun, He Zhang, Li-Jun Sun, Zhong-Yuan Xu, Mei-Ju Niu, Li-Juan Liu
Publikováno v:
Tetrahedron: Asymmetry. 25:1520-1526
The hydrophosphorylation of aldehydes with a P-stereogenic H-phosphinate was realized by heating two compounds in a neat state or catalyzed by a base, to afford P-retention α-hydroxyl phosphinates. The (SP,SC) and other diastereomers were isolated,
Autor:
Yong-Ming Sun, He Zhang, Li-Juan Liu, Qiu-Ju Liang, Nana Xin, Li-Biao Han, Hongxing Zheng, Fan-Jie Meng, Li-Jun Sun, Chang-Qiu Zhao, Zhong-Yuan Xu, Bao-Ci Fu
Publikováno v:
Org. Biomol. Chem.. 12:9457-9465
Aromatic methyl ketones and cyclic asymmetric ketones underwent hydrophosphorylation with P-stereogenic H-P species in the presence of potassium carbonate to produce P,C-stereogenic tertiary α-hydroxyl phosphinates in excellent yields with up to 99